PQ1CG303 [SHARP]
Chopper Regulator;
| 型号： | PQ1CG303 |
| 厂家： | 
SHARP ELECTRIONIC COMPONENTS |
| 描述： | Chopper Regulator |
| 文件： | 总5页 (文件大小：144K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
PQ1CG3032FZH/PQ1CG3032RZH
PQ1CG3032FZH
PQ1CG3032RZH
TO-220 Type Chopper Regulator
Features
Outline Dimensions
■
1.Maximum switching current: 3.5A
2.Built-in ON/OFF control function
PQ1CG3032FZH
10.2MAX.
4.5±0.2
2.8±0.2
(6.8)
3.Built-in soft start function to suppress overshoot of output
voltage in power on sequence or ON/OFF control sequence
4.Built-in oscillation circuit
ø3.2±0.1
(Oscillation frequency: TYP. 150kHz)
5.Built-in overheat,overcurrent protection functions
6.TO-220 package
Lead finish
identification mark
PQ1CG303
H
Epoxy resin
7.Variable output voltage
(0.5)
(Output variable range: Vref to 35V/–Vref to –30V)
[Possible to select step-down output/inversing output
according to external connection circuit]
8.PQ1CG3032FZH: Zigzag forming
PQ1CG3032RZH: Self-stand forming
9.RoHS directive compliant
(1.5)
5–0.8±0.1
4–(1.7)
3.2±0.5
(5.0)
8.2±0.7
(
) : Typical dimensions
Product mass:(1.5g)
Applications
①VIN
②VOUT
③COM
④Oadj
1
2
3
4
5
1.Color TV
⑤ON/OFF
2.Digital OA equipment
3.Facsimiles,printers and OA equipment
4.Personal computers and amusement equipment
PQ1CG3032RZH
4.5±0.2
10.2MAX.
2.8±0.2
(6.8)
Absolute Maximum Ratings
(Ta=25℃)
ø3.2±0.1
Parameter
*1 Input voltage
Symbol
VIN
Rating
Unit
V
V
Lead finish
identification mark
40
7
41
PQ1CG303
H
Error input voltage
Input - output voltage
*2 Output - COM voltage
*3 ON/OFF control voltage
Switching current
Vadj
Epoxy resin
VI-O
VOUT
VC
V
-1
V
(1.7)
0.8±0.1
4–(1.7)
-0.3 to +40
3.5
V
(0.5)
4.7±0.6 4.7±0.6
ISW
PD1
PD2
A
1.4
14
*4 Power dissipation
W
2.6±0.5
*5 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
150
°C
°C
°C
°C
Tj
(
) : Typical dimensions
-20 to +80
-40 to +150
260(10s)
Product mass:(1.5g)
①VIN
②VOUT
③COM
④Oadj
Topr
Tstg
Tsol
1
2
3
4
5
*1 Voltage between VIN terminal and COM terminal
*2 Voltage between VOUT terminal and COM terminal
*3 Voltage between ON/OFF control and COM terminal
*4 PD1:No heat sink,PD2:With infinite heat sink
*5 There is case that over heat protection function operates at the temperature
Tj=125°C to 150°C, so this item cannot be used in this temperature range.
⑤ON/OFF
Lead finish:Lead-free solder plating
(Composition: Sn2Cu)
Notice The content of data sheet is subject to change without prior notice.
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
Sheet No.: OP06083
1
PQ1CG3032FZH/PQ1CG3032RZH
Electrical Characteristics
(Unless otherwise specified,condition shall be VIN=12V,I
O
=0.5A,V
O
=5V,ON-OFF terminals is open,T =25°C)
a
Parameter
Output saturation voltage
Reference voltage
Symbol
VSAT
Vref
TYP.
1.4
1.26
±0.5
0.2
1
MAX.
1.8
Unit
V
Conditions
ISW=3A
MIN.
－
1.235
1.285
V
－
Tj=0 to 125°C
Reference voltage temperature fluctuation
Load regulation
ΔVref
|RegL|
|RegI|
η
%
%
%
%
－
－
－
1.5
2.5
－
IO=0.5 to 3A
VIN=8 to 35V
IO=3A
Line regulation
－
Efficiency
－
80
fO
Oscillation frequency
135
150
±2
165
kHz
%
－
Oscillation frequency temperature fluctuation
Overcurrent detecting level
Charge current
Tj=0 to 125°C
ΔfO
－
－
3.6
4.7
-10
5.8
A
－
IL
②,④ terminals is open,⑤terminal
μA
ICHG
VTHL
VTHH
VTHON
－
－
Duty ratio=0%,④terminal=0V,⑤terminal
Duty ratio=100%,④terminal is open,⑤terminal
1.3
2.3
V
V
－
－
－
－
Input threshold voltage
④ terminal=0V,⑤terminal
VIN=40V,⑤terminal=0V
VIN=40V,⑤terminal =0.9V
ON threshold voltage
0.7
－
0.8
140
8
0.9
400
16
V
Stand-by current
μA
mA
ISD
IQS
Output OFF-state dissipation current
－
Fig.1 Test Circuit
④
L
IO
90μH
①
②
⑤
V
O
PQ1CG3032*ZH
I
SD
R2
IQS
+
+
Load
③
V
IN
C
IN
C
O
A
D
220μF
ICHG
R1
1kΩ
1000μF
L : HK-12S120-9000R (made by Toho Co.)
D : ERC80-004 (made by Fuji electronics Co.)
ON/OFF control logic
Output
5 pin
LOW
HIGH
OFF
ON
OPEN
ON
Fig.2 Power Dissipation vs.Ambient
Temperature
Fig.3 Overcurrent Protection
Characteristics (Typical Value)
20
6
5
4
3
2
15
10
5
PD2:With infinite heat sinkꢀ
Ta=25°C
1
V
V
IN=12V
P
D1:No heat sinkꢀ
O=5V
0
0
0
1
2
3
4
5
-20
0
25
50 75
100 125 150
80
Ambient temperature Ta(°C)
Output current IO (A)
Note) Oblique line portion:Overheat protection may operate in this area
Sheet No.: OP06083
2
PQ1CG3032FZH/PQ1CG3032RZH
Fig.4 Efficiency vs. Input Voltage
Fig.5 Output Saturation Voltage vs.
Switching Current
100
1.6
1.4
1.2
VO=12V, IO=1A
VO=12V, IO=3A
Tj=25°C
Tj=25°C
90
80
70
1
0.8
0.6
0.4
VO=5V, IO=1A
VO=5V, IO=3A
60
50
0.2
0
0
10
20
30
40
0
1
2
3
4
Input voltage VIN (V)
Switching current ISW (A)
Fig.6 Stand-by Current vs. Input Voltage
Fig.7 Reference Voltage Fluctuation vs.
Junction Temperature
250
200
150
100
2
V
V
IN=12V
=5V
O
1
0
-1
-2
50
0
0
5
10 15 20 25 30 35 40
Input voltage VIN (V)
-25
0
25
50
75
100
125
Junction temperature Tj (°C)
Fig.8 Load Regulation vs. Output Current
Fig.9 Line Regulation vs. Input Voltage
2
2
1.5
1
Tj=25°C
V
V
IN=12V
=5V
1.5
O
1
0.5
0
0.5
0
Tj=25°C
-0.5
-1
V
O=5V
-0.5
-1
I
O=0.5A
0
0.5
1
1.5
2
2.5
3
0
5
10 15 20 25 30 35 40
Input voltage VIN (V)
Output current I
O
(A)
Sheet No.: OP06083
3
PQ1CG3032FZH/PQ1CG3032RZH
Fig.10 Oscillation Frequency Fluctuation vs.
Junction Temperature
Fig.11 Overcurrent Detecting Level
Fluctuation vs. Junction Temperature
6
4
5
V
V
IN=12V
=5V
O
2
0
0
-2
-4
-6
-8
-5
-10
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
Junction temperature Tj(°C
)
Junction temperature Tj(°C)
Fig.12 Threshold Voltage vs. Junction
Fig.13 Operating Dissipation Current vs.
Input Voltage
Temperature
12
3
Tj=25°C
VO=5V
VIN=12V
V
TH(H)
11
10
9
2.5
2
IO=3A
V
TH(L)
1.5
1
IO=1A
8
No loadꢀ
7
0.5
0
6
5
V
TH(ON)
0
10
20
30
40
-25
0
25
50
75
100
125
Junction temperature Tj(°C
)
Input voltage VIN(V)
Fig.14 Block Diagram
2
5
1
VOUT
V
IN
Voltage
regulator
ON/OFF
circuit
ON/OFF
PWM COMP.
+
−
Q
R
S
Overcurrent
detection
circuit
F/F
ERROR AMP.
4
Oadj
−
+
Vref
Overheat
detection
circuit
3
COM
Sheet No.: OP06083
4
PQ1CG3032FZH/PQ1CG3032RZH
Fig.15 Step Down Type Circuit Diagram
4
L
33μH
2
1
VO
5V
PQ1CG3032*ZH
R
3kΩ
2
5
+
+
Load
V
IN
3
R
S
C
O
D
C
S
8～35V
C
IN
1000μF
220μF
R1
1kΩ
ON/OFF control signalꢀ
RS≤50kΩ
Fig.16 Polarity Inversion Type Circuit Diagram
0.47～1ꢁF
4
L
65μH
1
2
5
PQ1CG3032*ZH
R
2
3kΩ
+
+
V
IN
Load
3
C
O
5～30V
D
C
IN
2200μF
220μF
CS
R
1
1kΩ
V
O −5V
In case that polarity is reverse, depending on the conditions,there is cases that output voltage can not gain,
please use this device after confirming the output voltage at the actual conditions.
Sheet No.: OP06083
5
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